The Housing,bearing Unit, cataloged under National Stock Number 3130-01-272-6931, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is National Oil Well Dba Iec Baylor. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 — Bearings, Mounted (FSG 31) |
| Manufacturers | National Oil Well Dba Iec Baylor (CAGE 58889) |
| Parameter | Value |
|---|---|
| NSN | 3130-01-272-6931 |
| Primary Part Number | 20517 |
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | National Oil Well Dba Iec Baylor |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 20517 | National Oil Well Dba Iec Baylor (USA) |
| 71007 PIECE 137 | National Oil Well Dba Iec Baylor (USA) |
| Reference | Meaning |
|---|---|
| D1-616-0907-001 | 3/9 Design control — primary reference Teton Corp Marchem Div |
NSN 3130-01-272-6931 is a Housing,bearing Unit, manufactured by National Oil Well Dba Iec Baylor, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-272-6931 has 2 manufacturer part numbers on file: 20517 (National Oil Well Dba Iec Baylor), 71007 PIECE 137 (National Oil Well Dba Iec Baylor).
4 possible matches (shared part number, not a government interchangeability claim): 6520-01-290-8266, 5315-01-294-4207, 7510-01-344-3629. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.